[1] [1] K. Tanaka, J. Non-Cryst. Solids 326&327, 21 (2003).

[2] [2] S. Juodkazis, H. Misawa, O. A. Louchev and K. Kitamura,Nanotechnology 17, 4802 (2006).

[3] [3] V. C. Selvaraju, S. Asokan and V. Srinivasan, Appl. Phys. A77, 149 (2003).

[4] [4] K. Shportko, S. Kremers, M. Woda, D. Lencer, J. Robertson and M. Wuttig, Nature Materials 7, 653 (2008).

[5] [5] D. J. Milliron, S. Raoux, R. M. Shelby and J. J. Sweet, Nature Materials 6, 352 (2007).

[6] [6] B. F. Bowden and J. A. Harrington, Applied Optics 48, 3050(2009).

[7] [7] M. Pelusi, F. Luan, T. D. Vo, M. R. E. Lamont, S. J. Madden,D. A. Bulla, D. Y. Choi, B. L. Davies and B. J. Eggleton, Nature Photonics 3, 139 (2009).

[8] [8] J. M. Dudley and J. R. Taylor, Nature Photonics 3, 85 (2009).

[9] [9] V. Vassilev, K. Tomova, V. Parvanova and S. Boycheva, J.Alloys and Comp. 485, 569 (2009).

[10] [10] M. Wuttig and N. Yamada, Nature Materials 6, 824 (2007).

[11] [11] J. Schubert, M. J. Schoning, Y. G. Mourzina, A. V. Legin, Y. G.Vlasov, W. Zander and H. Luth, Sensor and Actuators 76, 327(2001).

[12] [12] M. L. Anne, J. Keirsse, V. Nazabal, K. Hyodo, S. Inoue, C.B. Pledel, H. Lhermite, J. Charrier, K. Yanakata, O. Loreal,J. L. Person, F. Colas, C. Compere and B. Bureau, Sensors 9, 7398 (2009).

[13] [13] E. H. Sargent, Nature Photonics 3, 325 (2009).

[14] [14] A. K. Singh, N. Mehta and K. Singh, Philo. Mag. Lett. 90,201 (2010).

[15] [15] A. K. Singh, N. Mehta and K. Singh, Chalcogenide Lett. 6, 9(2009).

[16] [16] A. K. Singh, N. Mehta and K. Singh, Physica B 404, 3470(2009).

[17] [17] A. K. Singh and K. Singh, Eur. Phys. J. Appl. Phys. 51, 30301(2010).

[18] [18] R. M. Abdel Latif, Physica B 254, 273 (1998).

[19] [19] G. Saffarini, Appl. Phys. A 74, 283 (2002).

[20] [20] M. Wuttig, D. Lu..sebrink, D. Wamwangi, W. We.nic, M. Gillebenand R. Dronskowski, Nature Materials 6, 122 (2007).

[21] [21] A.V. Kolobov and J. Tominaga, J. Opto. and Adv. Mater. 4,679 (2002).